Add uplift merges script

#!/bin/bash

# Check if gh is installed

if ! command -v gh &> /dev/null; then

    echo "Error: gh (GitHub CLI) is not installed."

    exit 1

fi

# Check if jq is installed

if ! command -v jq &> /dev/null; then

    echo "Error: jq is not installed."

    exit 1

fi

# Check if git is installed

if ! command -v git &> /dev/null; then

    echo "Error: git is not installed."

    exit 1

fi

# Default values

dry_run=true

repo="thunderbird/thunderbird-android"

label="task: uplift to beta"

branch="beta"

# Parse command-line arguments

for arg in "$@"; do

  case $arg in

    --no-dry-run)

      dry_run=false

      shift

      ;;

    --release)

      label="task: uplift to release"

      branch="release"

      shift

      ;;

    --beta)

      label="task: uplift to beta"

      branch="beta"

      shift

      ;;

    *)

      echo "Unknown argument: $arg"

      exit 1

      ;;

  esac

done

# Check if on the correct branch

current_branch=$(git branch --show-current)

if [ "$current_branch" != "$branch" ]; then

    echo "Error: You are not on the $branch branch. Please switch to the $branch branch."

    exit 1

fi

echo "Dry run: $dry_run, to disable dry run pass --no-dry-run"

echo "Label: \"$label\""

echo ""

# Fetch the uplift commits from the GitHub repository

json_data=$(gh pr list --repo "$repo" --label "$label" --state closed --json "mergedAt,mergeCommit,number,url")

# Sort by mergedAt

sorted_commits=$(echo "$json_data" | jq -c '. | sort_by(.mergedAt) | .[]')

# Check if there are no commits to cherry-pick

if [ -z "$sorted_commits" ]; then

  echo "No commits to cherry-pick."

  exit 0

fi

# Generate git cherry-pick commands

for commit in $sorted_commits; do

    oid=$(echo "$commit" | jq -r '.mergeCommit.oid')

    pr_number=$(echo "$commit" | jq -r '.number')

    pr_url=$(echo "$commit" | jq -r '.url')

    echo "Cherry-picking $oid from $pr_url"

    if [ "$dry_run" = false ]; then

        if git cherry-pick -m 1 "$oid"; then

          gh pr edit "$pr_number" --remove-label "$label"

        else

          echo "Failed to cherry-pick $oid"

          exit 1

        fi

    else

        echo "git cherry-pick -m 1 $oid"

        echo "gh pr edit $pr_number --remove-label \"$label\""

    fi

    echo ""

done